User blog:FennekintheFoxIsKawaii1/Please I need help

So This may seem kinda noob like but How to I upload a picture. I have been on this wiki for a few months but not been able to upload a picture. So when I choose a picture, it eaither says Picture too big or it loads but does not change my profile picture. I really wanna change my picture to this. but when I choose it, it does the loading sign but does not change my profile picture. Pleas help!